Halo 2.7um, 90A, C18 Back Catalog number: 942810-202 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 693675-302 Poroshell 120 EC-C18,3x150mm,1.9um,T 1 186,10 € 693770-912K Poroshell 120, Phe-Hex, 2.1x150,4um,MVK 2 488,19 € 91813-104 HALO 90 Å ES-CN, 2 µm, 3.0 x 5mm, Guard Column 3p Price on request